Navigation light



FIG. 1 is a perspective view of a navigation light showing my new design;

FIG. 2 is a top plan view of the design;

FIG. 3 is a left side elevational view of the design, the right side being substantially a mirror image thereof;

FIG. 4 is a front elevational view of the design;

FIG. 5 is a rear elevational view of the design;

FIG. 6 is a bottom plan view of the design. 

The ornamental design for the navigation light, as shown and described. 